Under the terms of the deal, IBM will pay $21 per share in cash for Unica. Unica shares closed at $9.55 on Thursday. IBM said it will tap Unica's software to better target marketing efforts and predict consumer behavior.

What Amazon's one-day shipping means for you: Last week, Amazon announced it will decrease the standard shipping time for Prime members from two days to one. In this Tech Minute, here's how this change will impact your deliveries.